1. It is not very important question. We will discuss it tomorrow.
2. Is there cold or warm weather in April usually?
3. Was there too late, when you returned home yesterday?
4. Ten o'clock. It is time to go to bed.
5. There are a lot of interesting articles in this newspaper.
6. There are a lot of interesting articles, which he has.
7. There is school near my house.
8. It is new school near my house.
(Но это не точно)